bot18/node_modules/@xmpp/jid/lib/escaping.js

A high-frequency cryptocurrency trading bot by Zenbot creator @carlos8f

'use strict'

module.exports.detect = function (local) {
  if (!local) return false

  // remove all escaped sequences
  var tmp = local
    .replace(/\\20/g, '')
    .replace(/\\22/g, '')
    .replace(/\\26/g, '')
    .replace(/\\27/g, '')
    .replace(/\\2f/g, '')
    .replace(/\\3a/g, '')
    .replace(/\\3c/g, '')
    .replace(/\\3e/g, '')
    .replace(/\\40/g, '')
    .replace(/\\5c/g, '')

  // detect if we have unescaped sequences
  var search = tmp.search(/\\| |"|&|'|\/|:|<|>|@/g)
  if (search === -1) {
    return false
  } else {
    return true
  }
}

/**
 * Escape the local part of a JID.
 *
 * @see http://xmpp.org/extensions/xep-0106.html
 * @param String local local part of a jid
 * @return An escaped local part
 */
module.exports.escape = function (local) {
  if (local === null) return null

  return local
    .replace(/^\s+|\s+$/g, '')
    .replace(/\\/g, '\\5c')
    .replace(/ /g, '\\20')
    .replace(/"/g, '\\22')
    .replace(/&/g, '\\26')
    .replace(/'/g, '\\27')
    .replace(/\//g, '\\2f')
    .replace(/:/g, '\\3a')
    .replace(/</g, '\\3c')
    .replace(/>/g, '\\3e')
    .replace(/@/g, '\\40')
    .replace(/\3a/g, '\u0005c3a')
}

/**
 * Unescape a local part of a JID.
 *
 * @see http://xmpp.org/extensions/xep-0106.html
 * @param String local local part of a jid
 * @return unescaped local part
 */
module.exports.unescape = function (local) {
  if (local === null) return null

  return local
    .replace(/\\20/g, ' ')
    .replace(/\\22/g, '"')
    .replace(/\\26/g, '&')
    .replace(/\\27/g, '\'')
    .replace(/\\2f/g, '/')
    .replace(/\\3a/g, ':')
    .replace(/\\3c/g, '<')
    .replace(/\\3e/g, '>')
    .replace(/\\40/g, '@')
    .replace(/\\5c/g, '\\')
}